How to: Rename a Database Diagram
You can rename a database diagram in Server Explorer if you have ALTER permission on the database.
Note
The dialog boxes and menu commands you see might differ from those described in Help depending on your active settings or edition. To change your settings, choose Import and Export Settings on the Tools menu. For more information, see Visual Studio Settings.
To rename a database diagram
In Server Explorer, expand the Database Diagram folder.
Right-click the database diagram that you want to rename.
Choose Rename on the shortcut menu.
An edit box is opened around the diagram name in Server Explorer.
Enter the new name for the database diagram, and press ENTER.
The database diagram appears in Server Explorer with the new name.